Tea colour
Tea colour-
The quality formation of green tea infusion colour was significantly affected by the oxidation-reduction groups .
茶叶生物系统内通过氧化还原所产生的基团，制约着茶叶品质的形成特征。
-
Tannins give tea astringency , colour , and some flavour .
单宁有茶的涩味、颜色和香味。
-
A new liquid fruit tea beverage with good colour , flavour and taste was developed from Chumen pomelo , Changbaishan linden honey and black tea as the main raw materials .
以楚门柚、长白山椴树蜜、红茶为主要原料，研制出色、香、味俱佳的新型液态果实茶饮料。
-
Analysis of the pigments extracted from the tea dhool indicated that the soluble pigments of the brew of green tea increased and its colour got darker in the manufacturing process .
对绿茶制造中颜色的变化研究表明，在制造工序中，茶汤颜色不断加深，水溶性色素种类增加。